Finding the Fourth Proportional to 8,852,027.94, 12,215,784.42 and 4,984,576.74
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Solution
The fourth proportional to 8,852,027.94, 12,215,784.42 and 4,984,576.74 is: 6,878,707.94
Step by Step Solution
- Step 1: Write the proportion equation
8,852,027.94 : 12,215,784.42 = 4,984,576.74 : x - Step 2: Convert to fraction form
8,852,027.94/12,215,784.42 = 4,984,576.74/x - Step 3: Cross multiply
8,852,027.94x = 12,215,784.42 × 4,984,576.74 - Step 4: Simplify right side
8,852,027.94x = 60,890,514,880,786.39 - Step 5: Solve for x
x = 60,890,514,880,786.39/8,852,027.94 - Step 6: Final answer
x = 6,878,707.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.